======================================
| [   21.498364][  T319] ip_gre: GRE over IPv4 tunneling driver
| [   21.567112][  T318] ------------[ cut here ]------------
| [ 21.567673][ T318] WARNING: CPU: 2 PID: 318 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.569793][  T318] Modules linked in: ip_gre gre sch_ingress vrf veth
[   21.570960][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.571364][ T318] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.571697][ T318] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.573006][  T318] RSP: 0018:ffffc900006a7000 EFLAGS: 00010246
[   21.573492][  T318] RAX: 0000000000000000 RBX: ffff888007739000 RCX: 0000000000000001
[   21.573981][  T318] RDX: 0000000000000000 RSI: ffffffffb849b941 RDI: ffffffffb7c555e0
[   21.574456][  T318] RBP: ffffc900006a70e8 R08: ffff888007739218 R09: 0000000000000000
[   21.574951][  T318] R10: ffffc900006a7118 R11: ffffffffb8979160 R12: 1ffff920000d4e04
[   21.575435][  T318] R13: 00000000000005b6 R14: ffffc900006a7118 R15: ffff888007739218
[   21.575923][  T318] FS:  00007ff7e3296800(0000) GS:ffff88807bdb7000(0000) knlGS:0000000000000000
[   21.576479][  T318] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.576891][  T318] CR2: 00007f7f179be000 CR3: 000000000504a002 CR4: 0000000000772ef0
[   21.577374][  T318] PKRU: 55555554
[   21.577623][  T318] Call Trace:
[   21.577882][  T318]  <TASK>
[ 21.578057][ T318] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 21.578458][ T318] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.578793][ T318] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.579117][ T318] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 21.579441][ T318] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.579791][ T318] netif_set_mtu (net/core/dev.c:9652) 
[ 21.580123][ T318] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.580459][ T318] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 21.580989][ T318] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.581249][ T318] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 21.581571][ T318] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 21.581911][ T318] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 21.582245][ T318] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 21.582645][ T318] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 21.582983][ T318] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 21.583304][ T318] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 21.583636][ T318] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 21.583963][ T318] ? __dev_get_by_name (net/core/dev.c:865) 
[ 21.584291][ T318] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 21.584624][ T318] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 21.584969][ T318] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.585289][ T318] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 21.585622][ T318] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 21.585958][ T318] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.586290][ T318] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.586622][ T318] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.587001][ T318] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.587398][ T318] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.587761][ T318] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.588165][ T318] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.588595][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.589054][ T318] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.589503][ T318] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.589972][ T318] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.590417][ T318] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.590843][ T318] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.591255][ T318] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.591685][ T318] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.592083][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.592443][ T318] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.592803][ T318] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.593204][ T318] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.593611][ T318] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.594023][ T318] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.594388][ T318] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.594865][ T318] ___sys_sendmsg (net/socket.c:2670) 
[ 21.595241][ T318] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.595581][ T318] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 21.595930][ T318] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 21.596372][ T318] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 21.596694][ T318] ? __handle_mm_fault (mm/memory.c:6212) 
[ 21.597041][ T318] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 21.597915][ T318] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 21.598278][ T318] __sys_sendmsg (net/socket.c:2700) 
[ 21.599244][ T318] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.599686][ T318] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 21.600174][ T318] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 21.600598][ T318] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.600943][ T318] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.601264][ T318] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.601888][  T318] RIP: 0033:0x7ff7e34631e7
[ 21.602222][ T318] Code: Unable to access opcode bytes at 0x7ff7e34631bd.

Code starting with the faulting instruction
===========================================
[   21.602631][  T318] RSP: 002b:00007ffffb537868 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.603571][  T318] RAX: ffffffffffffffda RBX: 00007ffffb537f90 RCX: 00007ff7e34631e7
[   21.604054][  T318] RDX: 0000000000000000 RSI: 00007ffffb5378d0 RDI: 0000000000000005
[   21.604528][  T318] RBP: 0000000000000004 R08: 00000000000000b0 R09: 0000000000000000
[   21.605005][  T318] R10: 00007ff7e335b6f8 R11: 0000000000000246 R12: 00007ffffb537fb0
[   21.605720][  T318] R13: 00000000686e0e23 R14: 0000000000499600 R15: 00007ffffb5379bc
| [   24.546942][  T345] ------------[ cut here ]------------
| [ 24.547291][ T345] WARNING: CPU: 2 PID: 345 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.548194][  T345] Modules linked in: bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth
| [   24.550053][  T345] Tainted: [W]=WARN
[   24.550349][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.550870][ T345] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.551291][ T345] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.552932][  T345] RSP: 0018:ffffc90000616ef0 EFLAGS: 00010246
[   24.553676][  T345] RAX: 0000000000000000 RBX: ffff88800e412000 RCX: 0000000000000001
[   24.554518][  T345] RDX: 0000000000000000 RSI: ffffffffb849b941 RDI: ffffffffb7c555e0
[   24.555382][  T345] RBP: ffffc90000616fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.556221][  T345] R10: ffffc90000617010 R11: ffffffffb92a8918 R12: 1ffff920000c2de2
[   24.557063][  T345] R13: 00000000000005dc R14: ffffc90000617010 R15: ffff88800e412f08
[   24.558156][  T345] FS:  00007fc1f4ea4800(0000) GS:ffff88807bdb7000(0000) knlGS:0000000000000000
[   24.559162][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.559904][  T345] CR2: 00000000004e5aa8 CR3: 000000000c3b0004 CR4: 0000000000772ef0
[   24.560770][  T345] PKRU: 55555554
[   24.561177][  T345] Call Trace:
[   24.561595][  T345]  <TASK>
[ 24.561921][ T345] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.562491][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.563076][ T345] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.563646][ T345] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.564373][ T345] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.564967][ T345] netif_set_mtu (net/core/dev.c:9652) 
[ 24.565538][ T345] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.566147][ T345] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.566964][ T345] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.567389][ T345] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.568160][ T345] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.568840][ T345] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.569421][ T345] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.570014][ T345] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.570687][ T345] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.571294][ T345] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.571854][ T345] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.572427][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.572993][ T345] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.573561][ T345] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.574288][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.574876][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.575386][ T345] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.575956][ T345] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.576483][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.577059][ T345] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.577575][ T345] ? __create_object (mm/kmemleak.c:771) 
[ 24.578123][ T345] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.578697][ T345] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.579283][ T345] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.580021][ T345] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.580601][ T345] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.581220][ T345] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.581809][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.582395][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.582978][ T345] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.583537][ T345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.584125][ T345] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.584698][ T345] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.585255][ T345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.585816][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.586398][ T345] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.586989][ T345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.587567][ T345] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.588177][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.588763][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.589287][ T345] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.589914][ T345] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.590252][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.590600][ T345] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.590939][ T345] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.591261][ T345] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.591599][ T345] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.591966][ T345] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.592285][ T345] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.592726][ T345] ___sys_sendmsg (net/socket.c:2670) 
[ 24.593061][ T345] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.593399][ T345] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.593815][ T345] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.594178][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.594508][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.594874][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.595199][ T345] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.595521][ T345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.595864][ T345] __sys_sendmsg (net/socket.c:2700) 
[ 24.596183][ T345] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.596582][ T345] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.596928][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.597253][ T345] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.597577][ T345] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.597977][  T345] RIP: 0033:0x7fc1f50711e7
[ 24.598308][ T345] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.599435][  T345] RSP: 002b:00007ffe25da6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.599951][  T345] RAX: ffffffffffffffda RBX: 00007ffe25da6a40 RCX: 00007fc1f50711e7
[   24.600424][  T345] RDX: 0000000000000000 RSI: 00007ffe25da6380 RDI: 0000000000000005
[   24.600907][  T345] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.601388][  T345] R10: 000000000889b910 R11: 0000000000000246 R12: 0000000000000004
[   24.601869][  T345] R13: 00000000686e0e27 R14: 0000000000499600 R15: 0000000000000000
| [   24.897655][  T347] ------------[ cut here ]------------
| [ 24.898010][ T347] WARNING: CPU: 3 PID: 347 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.898615][  T347] Modules linked in: bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth
| [   24.900409][  T347] Tainted: [W]=WARN
[   24.900640][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.901219][ T347] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.901540][ T347] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.902834][  T347] RSP: 0018:ffffc90000826ef0 EFLAGS: 00010246
[   24.903223][  T347] RAX: 0000000000000000 RBX: ffff88800e412000 RCX: 0000000000000001
[   24.903681][  T347] RDX: 0000000000000000 RSI: ffffffffb849b941 RDI: ffffffffb7c555e0
[   24.904223][  T347] RBP: ffffc90000826fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.904683][  T347] R10: ffffc90000827010 R11: ffffffffb92a8918 R12: 1ffff92000104de2
[   24.905196][  T347] R13: 00000000000005dc R14: ffffc90000827010 R15: ffff88800e412f08
[   24.905652][  T347] FS:  00007f81ee1b2800(0000) GS:ffff88807be37000(0000) knlGS:0000000000000000
[   24.906200][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.906595][  T347] CR2: 00000000004e5ab0 CR3: 000000000997b002 CR4: 0000000000772ef0
[   24.907123][  T347] PKRU: 55555554
[   24.907353][  T347] Call Trace:
[   24.907583][  T347]  <TASK>
[ 24.907748][ T347] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.908059][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.908375][ T347] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.908682][ T347] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.909097][ T347] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.909408][ T347] netif_set_mtu (net/core/dev.c:9652) 
[ 24.909730][ T347] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.910068][ T347] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.910501][ T347] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.910748][ T347] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.911177][ T347] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.911531][ T347] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.911857][ T347] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.912177][ T347] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.912567][ T347] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.912884][ T347] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.913187][ T347] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.913503][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.913843][ T347] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.914150][ T347] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.914529][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.914854][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.915157][ T347] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.915462][ T347] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.915788][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.916095][ T347] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.916401][ T347] ? __create_object (mm/kmemleak.c:771) 
[ 24.916718][ T347] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.917026][ T347] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.917332][ T347] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.917725][ T347] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.918042][ T347] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.918367][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.918672][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.919000][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.919307][ T347] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.919610][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.919979][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.920286][ T347] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.920596][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.920960][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.921292][ T347] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.921602][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.921929][ T347] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.922248][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.922553][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.922879][ T347] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.923189][ T347] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.923494][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.923818][ T347] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.924132][ T347] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.924441][ T347] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.924762][ T347] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.925076][ T347] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.925387][ T347] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.925795][ T347] ___sys_sendmsg (net/socket.c:2670) 
[ 24.926104][ T347] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.926411][ T347] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.926803][ T347] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.927161][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.927488][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.927830][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.928159][ T347] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.928482][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.928822][ T347] __sys_sendmsg (net/socket.c:2700) 
[ 24.929145][ T347] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.929549][ T347] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.929903][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.930227][ T347] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.930554][ T347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.930965][  T347] RIP: 0033:0x7f81ee37f1e7
[ 24.931301][ T347] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.932468][  T347] RSP: 002b:00007ffe24606798 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.932968][  T347] RAX: ffffffffffffffda RBX: 00007ffe24606ec0 RCX: 00007f81ee37f1e7
[   24.933452][  T347] RDX: 0000000000000000 RSI: 00007ffe24606800 RDI: 0000000000000005
[   24.933945][  T347] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.934417][  T347] R10: 0000000004afd910 R11: 0000000000000246 R12: 0000000000000004
[   24.934916][  T347] R13: 00000000686e0e27 R14: 0000000000499600 R15: 0000000000000000
| [   25.445932][  T350] ------------[ cut here ]------------
| [ 25.446332][ T350] WARNING: CPU: 2 PID: 350 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   25.446995][  T350] Modules linked in: bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth
| [   25.448408][  T350] Tainted: [W]=WARN
[   25.448657][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.449069][ T350] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 25.449424][ T350] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   25.450618][  T350] RSP: 0018:ffffc90000687000 EFLAGS: 00010246
[   25.451067][  T350] RAX: 0000000000000000 RBX: ffff888008c6c000 RCX: 0000000000000001
[   25.451579][  T350] RDX: 0000000000000000 RSI: ffffffffb849b941 RDI: ffffffffb7c555e0
[   25.452747][  T350] RBP: ffffc900006870e8 R08: ffff888008c6c218 R09: 0000000000000000
[   25.453256][  T350] R10: ffffc90000687118 R11: ffffffffb8979160 R12: 1ffff920000d0e04
[   25.453740][  T350] R13: 00000000000005b6 R14: ffffc90000687118 R15: ffff888008c6c218
[   25.454234][  T350] FS:  00007f89d1c05800(0000) GS:ffff88807bdb7000(0000) knlGS:0000000000000000
[   25.454794][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.455216][  T350] CR2: 0000000000436890 CR3: 00000000094c7004 CR4: 0000000000772ef0
[   25.455701][  T350] PKRU: 55555554
[   25.455964][  T350] Call Trace:
[   25.456218][  T350]  <TASK>
[ 25.456392][ T350] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 25.456809][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.457134][ T350] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.457465][ T350] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 25.457800][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.458146][ T350] netif_set_mtu (net/core/dev.c:9652) 
[ 25.458472][ T350] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.458827][ T350] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 25.459163][ T350] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.459414][ T350] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 25.459768][ T350] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 25.460105][ T350] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 25.460437][ T350] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 25.460845][ T350] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 25.461186][ T350] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 25.461508][ T350] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 25.461848][ T350] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 25.462180][ T350] ? __dev_get_by_name (net/core/dev.c:865) 
[ 25.462521][ T350] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 25.462866][ T350] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 25.463212][ T350] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.463553][ T350] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 25.463936][ T350] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 25.464305][ T350] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.464676][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.465052][ T350] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.465400][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.465775][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.466113][ T350] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.466480][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.466831][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.467190][ T350] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.467535][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.467903][ T350] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.468283][ T350] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.468635][ T350] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 25.469018][ T350] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.469378][ T350] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.469781][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.470139][ T350] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.470487][ T350] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.470854][ T350] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.471220][ T350] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.471623][ T350] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.471969][ T350] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.472395][ T350] ___sys_sendmsg (net/socket.c:2670) 
[ 25.472752][ T350] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.473095][ T350] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 25.473417][ T350] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 25.473760][ T350] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 25.474094][ T350] ? __handle_mm_fault (mm/memory.c:6212) 
[ 25.474416][ T350] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 25.474760][ T350] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 25.475114][ T350] __sys_sendmsg (net/socket.c:2700) 
[ 25.475435][ T350] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.475786][ T350] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 25.476144][ T350] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 25.476478][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.476839][ T350] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.477167][ T350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.477561][  T350] RIP: 0033:0x7f89d1dd21e7
[ 25.477929][ T350] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   25.479097][  T350] RSP: 002b:00007ffcb363fe88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.479581][  T350] RAX: ffffffffffffffda RBX: 00007ffcb36405b0 RCX: 00007f89d1dd21e7
[   25.480082][  T350] RDX: 0000000000000000 RSI: 00007ffcb363fef0 RDI: 0000000000000005
[   25.480559][  T350] RBP: 0000000000000008 R08: 00000000000000ac R09: 0000000000000000
[   25.481050][  T350] R10: 00007f89d1cca6f8 R11: 0000000000000246 R12: 00007ffcb36405d0
[   25.481536][  T350] R13: 00000000686e0e28 R14: 0000000000499600 R15: 00007ffcb363ffd8
| [   27.761158][  T371] ------------[ cut here ]------------
| [ 27.761520][ T371] WARNING: CPU: 2 PID: 371 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.762213][  T371] Modules linked in: 8021q bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth
| [   27.763760][  T371] Tainted: [W]=WARN
[   27.764018][  T371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.764435][ T371] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.764813][ T371] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.765988][  T371] RSP: 0018:ffffc90000696ef0 EFLAGS: 00010246
[   27.766405][  T371] RAX: 0000000000000000 RBX: ffff88800e412000 RCX: 0000000000000001
[   27.766905][  T371] RDX: 0000000000000000 RSI: ffffffffb849b941 RDI: ffffffffb7c555e0
[   27.767394][  T371] RBP: ffffc90000696fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.767941][  T371] R10: ffffc90000697010 R11: ffffffffb92a8918 R12: 1ffff920000d2de2
[   27.768434][  T371] R13: 00000000000005dc R14: ffffc90000697010 R15: ffff88800e412f08
[   27.768945][  T371] FS:  00007fc5386a1800(0000) GS:ffff88807bdb7000(0000) knlGS:0000000000000000
[   27.769518][  T371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.769956][  T371] CR2: 00000000004e5ac0 CR3: 000000000c0dd006 CR4: 0000000000772ef0
[   27.770458][  T371] PKRU: 55555554
[   27.770721][  T371] Call Trace:
[   27.770976][  T371]  <TASK>
[ 27.771155][ T371] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.771513][ T371] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.771866][ T371] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 27.772201][ T371] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 27.772612][ T371] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 27.772960][ T371] netif_set_mtu (net/core/dev.c:9652) 
[ 27.773293][ T371] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.773635][ T371] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 27.774105][ T371] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.774362][ T371] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.774825][ T371] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.775212][ T371] do_set_master (net/core/rtnetlink.c:2948) 
[ 27.775549][ T371] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.775899][ T371] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.776315][ T371] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.776649][ T371] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.776999][ T371] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.777342][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.777680][ T371] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.778030][ T371] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.778443][ T371] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.778795][ T371] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.779129][ T371] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.779467][ T371] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.779827][ T371] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.780165][ T371] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.780498][ T371] ? __create_object (mm/kmemleak.c:771) 
[ 27.780858][ T371] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.781196][ T371] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.781530][ T371] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.781953][ T371] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.782297][ T371] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.782639][ T371] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.782992][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.783334][ T371] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.783672][ T371] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.784011][ T371] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.784347][ T371] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.784681][ T371] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.785037][ T371] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.785383][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.785739][ T371] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.786076][ T371] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.786414][ T371] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.786766][ T371] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.787103][ T371] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.787440][ T371] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.787790][ T371] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.788132][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.788470][ T371] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.788845][ T371] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.789211][ T371] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.789553][ T371] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.789926][ T371] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.790259][ T371] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.790689][ T371] ___sys_sendmsg (net/socket.c:2670) 
[ 27.791038][ T371] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.791377][ T371] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.791805][ T371] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.792146][ T371] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.792486][ T371] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.792854][ T371] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.793194][ T371] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.793552][ T371] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.793908][ T371] __sys_sendmsg (net/socket.c:2700) 
[ 27.794241][ T371] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.794650][ T371] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.795010][ T371] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.795346][ T371] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.795683][ T371] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.796103][  T371] RIP: 0033:0x7fc53886e1e7
[ 27.796448][ T371] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.797624][  T371] RSP: 002b:00007ffe00721108 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.798139][  T371] RAX: ffffffffffffffda RBX: 00007ffe00721830 RCX: 00007fc53886e1e7
[   27.798633][  T371] RDX: 0000000000000000 RSI: 00007ffe00721170 RDI: 0000000000000005
[   27.799159][  T371] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.799656][  T371] R10: 0000000018a98910 R11: 0000000000000246 R12: 0000000000000004
[   27.800239][  T371] R13: 00000000686e0e2a R14: 0000000000499600 R15: 0000000000000000
| [  332.951756][ T1601] ------------[ cut here ]------------
| [ 332.952172][ T1601] WARNING: CPU: 2 PID: 1601 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  332.952963][ T1601] Modules linked in: cls_flower act_mirred 8021q bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth
| [  332.954593][ T1601] Tainted: [W]=WARN
[  332.954867][ T1601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 332.955296][ T1601] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 332.955649][ T1601] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  332.956837][ T1601] RSP: 0018:ffffc9000283ef70 EFLAGS: 00010246
[  332.957263][ T1601] RAX: 0000000000000000 RBX: ffff88800e412000 RCX: 0000000000000001
[  332.957773][ T1601] RDX: 0000000000000000 RSI: ffffffffb849b941 RDI: ffffffffb7c555e0
[  332.958268][ T1601] RBP: ffffc9000283f058 R08: 0000000000000000 R09: 0000000000000000
[  332.958783][ T1601] R10: ffffc9000283f088 R11: ffffffffb4800130 R12: 1ffff92000507df2
[  332.959273][ T1601] R13: 00000000000005dc R14: ffffc9000283f088 R15: ffff88800e412f08
[  332.959776][ T1601] FS:  00007fac41d2a800(0000) GS:ffff88807bdb7000(0000) knlGS:0000000000000000
[  332.960355][ T1601] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  332.960795][ T1601] CR2: 00000000004e5ab0 CR3: 000000000b6cd002 CR4: 0000000000772ef0
[  332.961299][ T1601] PKRU: 55555554
[  332.961556][ T1601] Call Trace:
[  332.961825][ T1601]  <TASK>
[ 332.962000][ T1601] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 332.962428][ T1601] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 332.962823][ T1601] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 332.963161][ T1601] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 332.963498][ T1601] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 332.963858][ T1601] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 332.964198][ T1601] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 332.964529][ T1601] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 332.964890][ T1601] ? ___sys_sendmsg (net/socket.c:2670) 
[ 332.965223][ T1601] ? __sys_sendmsg (net/socket.c:2700) 
[ 332.965552][ T1601] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 332.965908][ T1601] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 332.966336][ T1601] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 332.966681][ T1601] netif_set_mtu (net/core/dev.c:9652) 
[ 332.967025][ T1601] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 332.967378][ T1601] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 332.967635][ T1601] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 332.968103][ T1601] br_del_if (net/bridge/br_if.c:743) bridge 
[ 332.968469][ T1601] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 332.968832][ T1601] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 332.969177][ T1601] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 332.969514][ T1601] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 332.969943][ T1601] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 332.970294][ T1601] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 332.970628][ T1601] ? __kernel_text_address (kernel/extable.c:79) 
[ 332.970981][ T1601] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 332.971321][ T1601] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 332.971663][ T1601] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 332.972085][ T1601] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 332.972420][ T1601] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 332.972776][ T1601] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 332.973098][ T1601] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 332.973436][ T1601] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 332.973782][ T1601] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 332.974120][ T1601] ? __create_object (mm/kmemleak.c:771) 
[ 332.974465][ T1601] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 332.974811][ T1601] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 332.975153][ T1601] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 332.975561][ T1601] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 332.975911][ T1601] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 332.976249][ T1601] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 332.976577][ T1601] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 332.976942][ T1601] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 332.977275][ T1601] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 332.977605][ T1601] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 332.977955][ T1601] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 332.978287][ T1601] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 332.978623][ T1601] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 332.978971][ T1601] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 332.979316][ T1601] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 332.979654][ T1601] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 332.979999][ T1601] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 332.980359][ T1601] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 332.980688][ T1601] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 332.981049][ T1601] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 332.981385][ T1601] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 332.981738][ T1601] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 332.982081][ T1601] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 332.982421][ T1601] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 332.982766][ T1601] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 332.983117][ T1601] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 332.983460][ T1601] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 332.983802][ T1601] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 332.984235][ T1601] ___sys_sendmsg (net/socket.c:2670) 
[ 332.984565][ T1601] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 332.984923][ T1601] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 332.985335][ T1601] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 332.985669][ T1601] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 332.986016][ T1601] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 332.986355][ T1601] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 332.986688][ T1601] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 332.987040][ T1601] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 332.987382][ T1601] __sys_sendmsg (net/socket.c:2700) 
[ 332.987723][ T1601] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 332.988133][ T1601] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 332.988480][ T1601] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 332.988835][ T1601] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 332.989173][ T1601] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  332.989587][ T1601] RIP: 0033:0x7fac41ef71e7
[ 332.989946][ T1601] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  332.991121][ T1601] RSP: 002b:00007fff9c6d79b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  332.991625][ T1601] RAX: ffffffffffffffda RBX: 00007fff9c6d80e0 RCX: 00007fac41ef71e7
[  332.992133][ T1601] RDX: 0000000000000000 RSI: 00007fff9c6d7a20 RDI: 0000000000000005
[  332.992626][ T1601] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  332.993147][ T1601] R10: 00007fac41df4ee8 R11: 0000000000000246 R12: 0000000000000003
[  332.993640][ T1601] R13: 00000000686e0f5b R14: 0000000000499600 R15: 0000000000000000
| [  333.109633][ T1602] ------------[ cut here ]------------
| [ 333.110025][ T1602] WARNING: CPU: 0 PID: 1602 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  333.110705][ T1602] Modules linked in: cls_flower act_mirred 8021q bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth
| [  333.112285][ T1602] Tainted: [W]=WARN
[  333.112529][ T1602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 333.113120][ T1602] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 333.113458][ T1602] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  333.114869][ T1602] RSP: 0018:ffffc900028eef70 EFLAGS: 00010246
[  333.115283][ T1602] RAX: 0000000000000000 RBX: ffff88800e412000 RCX: 0000000000000001
[  333.115868][ T1602] RDX: 0000000000000000 RSI: ffffffffb849b941 RDI: ffffffffb7c555e0
[  333.116353][ T1602] RBP: ffffc900028ef058 R08: 0000000000000000 R09: 0000000000000000
[  333.116848][ T1602] R10: ffffc900028ef088 R11: ffffffffb8979160 R12: 1ffff9200051ddf2
[  333.117335][ T1602] R13: 00000000000005dc R14: ffffc900028ef088 R15: ffff88800e412f08
[  333.117870][ T1602] FS:  00007ffa97ac6800(0000) GS:ffff88807bcb7000(0000) knlGS:0000000000000000
[  333.118433][ T1602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  333.118848][ T1602] CR2: 00000000004e5ac0 CR3: 000000000c3b2003 CR4: 0000000000772ef0
[  333.119330][ T1602] PKRU: 55555554
[  333.119572][ T1602] Call Trace:
[  333.119838][ T1602]  <TASK>
[ 333.120002][ T1602] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 333.120421][ T1602] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 333.120798][ T1602] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 333.121122][ T1602] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 333.121441][ T1602] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 333.121805][ T1602] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 333.122128][ T1602] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 333.122450][ T1602] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 333.122786][ T1602] ? ___sys_sendmsg (net/socket.c:2670) 
[ 333.123104][ T1602] ? __sys_sendmsg (net/socket.c:2700) 
[ 333.123421][ T1602] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 333.123762][ T1602] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 333.124161][ T1602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 333.124497][ T1602] netif_set_mtu (net/core/dev.c:9652) 
[ 333.124830][ T1602] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 333.125168][ T1602] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 333.125415][ T1602] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 333.125911][ T1602] br_del_if (net/bridge/br_if.c:743) bridge 
[ 333.126274][ T1602] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 333.126596][ T1602] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 333.126950][ T1602] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 333.127278][ T1602] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 333.127683][ T1602] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 333.128034][ T1602] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 333.128358][ T1602] ? __kernel_text_address (kernel/extable.c:79) 
[ 333.128682][ T1602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 333.129016][ T1602] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 333.129340][ T1602] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 333.129775][ T1602] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 333.130106][ T1602] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 333.130441][ T1602] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 333.130775][ T1602] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 333.131099][ T1602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 333.131423][ T1602] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 333.131767][ T1602] ? __create_object (mm/kmemleak.c:771) 
[ 333.132096][ T1602] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 333.132418][ T1602] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 333.132750][ T1602] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 333.133159][ T1602] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 333.133487][ T1602] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 333.133867][ T1602] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 333.134188][ T1602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 333.134515][ T1602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 333.134846][ T1602] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 333.135163][ T1602] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 333.135491][ T1602] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 333.135835][ T1602] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 333.136161][ T1602] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 333.136494][ T1602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 333.136831][ T1602] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 333.137153][ T1602] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 333.137475][ T1602] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 333.137880][ T1602] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 333.138214][ T1602] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 333.138538][ T1602] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 333.138872][ T1602] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 333.139191][ T1602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 333.139522][ T1602] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 333.139876][ T1602] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 333.140216][ T1602] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 333.140550][ T1602] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 333.140885][ T1602] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 333.141205][ T1602] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 333.141622][ T1602] ___sys_sendmsg (net/socket.c:2670) 
[ 333.142001][ T1602] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 333.142325][ T1602] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 333.142741][ T1602] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 333.143073][ T1602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 333.143399][ T1602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 333.143749][ T1602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 333.144069][ T1602] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 333.144388][ T1602] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 333.144729][ T1602] __sys_sendmsg (net/socket.c:2700) 
[ 333.145046][ T1602] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 333.145449][ T1602] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 333.145826][ T1602] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 333.146153][ T1602] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 333.146477][ T1602] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  333.146886][ T1602] RIP: 0033:0x7ffa97c931e7
[ 333.147220][ T1602] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  333.148387][ T1602] RSP: 002b:00007ffc6e6200f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  333.148887][ T1602] RAX: ffffffffffffffda RBX: 00007ffc6e620820 RCX: 00007ffa97c931e7
[  333.149370][ T1602] RDX: 0000000000000000 RSI: 00007ffc6e620160 RDI: 0000000000000005
[  333.149903][ T1602] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  333.150396][ T1602] R10: 00007ffa97b90ee8 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_del_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_newlink:ipgre_newlink
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if